NanoNF 4040
Application
Softening and clarification of brackish water
| Model |
A, mm |
B, mm |
B' (ATD), mm |
C, mm |
D, mm |
Weight, kg |
| NF 4040-C |
1016.00 |
100.30 |
0.00 |
19.10 |
26.70 |
3.60 |
| NF 4040-C2 |
1016.00 |
100.00 |
0.00 |
19.10 |
26.70 |
3.60 |
| NF 4040-C3 |
1016.00 |
100.30 |
0.00 |
19.10 |
26.70 |
3.60 |
Product description
| Feature |
Reinforced by tape (-T) |
| Membrane material |
Polypiperazineamide |
| Membrane type |
NaRM |
| Design |
Spiral wound |
| Application |
Softening and clarification of brackish water |
Specification
| Model |
Flux, GPD |
Rejection, % |
Area |
Spacer |
| m2 |
ft2 |
mm |
mil |
| NF 4040-C |
2 000 |
60.00 / 55.00 |
8.00 |
86.00 |
0.72 |
28.00 |
| NF 4040-C2 |
1 800 |
60.00 / 55.00 |
7.70 |
86.00 |
0.71 |
28.00 |
| NF 4040-C3 |
1 700 |
60.00 / 55.00 |
7.40 |
80.00 |
0.86 |
34.00 |
*TEST CONDITIONS: test solution of NaCl 500 mg/l, P=0,7 MPa , T=25 C, pH=7,5. Recovery - 15%
Operating conditions and technical data for designing
|
Maximum pressure drop, MPa
|
0,1 |
|
Operation temperature, С1
|
4-45 |
|
рН at operation1
|
2-11 |
|
рН at chemical cleaning (short time operation)
|
2-11;1-13;1-13 |
|
Acceptable Hydrogen peroxide concentration during continuous operation, mg/l
|
20 |
|
Acceptable Hydrogen peroxide concentration during disinfection (not longer than 30 min), mg/l
|
1000 |
|
Acceptable free Chlorine concentration during continuous operation, mg/l
|
1 |
|
Acceptable free Chlorine concentration during disinfection (not longer than 30 min), mg/l
|
5 |
|
Concentrate/permeate ratio on each element, min
|
5:1 |
|
SDI (15 minutes test), max
|
5 |
|
Turbidity, NTU max
|
1 |
|
Maximum feed flow, m3/hr
|
3,6 |
1) During continuous work with pH over 10,5 the temperature must not exceed 35 C
2) Flow of each element in a batch may vary +/-20%
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